.257 Weatherby Magnum
Rifles and ammunition

Ammunition
Bullet
Muzzle Velocity
Muzzle Energy
MPBR/Zero
Weatherby B25780TTSX
80 gr (5.2 g) Barnes TTSX
3,870 ft/s (1,180 m/s)
2,661 ft⋅lbf (3,608 J)
369 yd (337 m)/317 yd (290 m)
Weatherby H25787SP
87 gr (5.6 g) Hornady SP
3,825 ft/s (1,166 m/s)
2,826 ft⋅lbf (3,832 J)
356 yd (326 m)/309 yd (283 m)
Weatherby G257100SR
100 gr (6.5 g) Norma SP
3,500 ft/s (1,100 m/s)
2,721 ft⋅lbf (3,689 J)
318 yd (291 m)/274 yd (251 m)
Weatherby H257100SP
100 gr (6.5 g) Hornady SP
3,602 ft/s (1,098 m/s)
2,881 ft⋅lbf (3,906 J)
345 yd (315 m)/296 yd (271 m)
Weatherby B257100TSX
100 gr (6.5 g) Barnes TSX
3,570 ft/s (1,090 m/s)
2,731 ft⋅lbf (3,703 J)
350 yd (320 m)/301 yd (275 m)
Weatherby N257110ACB
110 gr (7.1 g) Nosler Accubond
3,460 ft/s (1,050 m/s)
2,925 ft⋅lbf (3,966 J)
334 yd (305 m)/284 yd (260 m)
Weatherby N257115BST
115 gr (7.5 g) Nosler BT
3,400 ft/s (1,000 m/s)
2,952 ft⋅lbf (4,002 J)
332 yd (304 m)/282 yd (258 m)
Weatherby H257117RN
117 gr (7.6 g) Hornady RN
3,402 ft/s (1,037 m/s)
3,007 ft⋅lbf (4,077 J)
308 yd (282 m)/266 yd (243 m)
Weatherby N257120PT
120 gr (7.8 g) Nosler Partition
3,305 ft/s (1,007 m/s)
2,910 ft⋅lbf (3,950 J)
318 yd (291 m)/270 yd (250 m)
Values courtesy of the Weatherby. MPBR/Zero values courtesy of Big Game Info.
Values courtesy of the Weatherby. MPBR/Zero values courtesy of Big Game Info.
Values courtesy of the Weatherby. MPBR/Zero values courtesy of Big Game Info.
Values courtesy of the Weatherby. MPBR/Zero values courtesy of Big Game Info.
Values courtesy of the Weatherby. MPBR/Zero values courtesy of Big Game Info.

Question: What are the MBPR stats for Weatherby’s B25780TTSX and B257100TSX ammunition, respectively?
Answer: Weatherby’s B25780TTSX and B257100TSX ammunition have point blank ranges of 369 yd (337 m) and 350 yd (320 m) respectively.